Overview: 7 questions will be solved this time.Among them
           ☆7 arithmetic calculations

[1/7 Formula]
    Work: Calculate the value of equation 15.2×37 .
    Question type: Mathematical calculation
    Solution:
          15.2×37
        =562.4
    Answer:15.2×37=562.4
[2/7 Formula]
    Work: Calculate the value of equation 22.3×28 .
    Question type: Mathematical calculation
    Solution:
          22.3×28
        =624.4
    Answer:22.3×28=624.4
[3/7 Formula]
    Work: Calculate the value of equation 19.9×35 .
    Question type: Mathematical calculation
    Solution:
          19.9×35
        =696.5
    Answer:19.9×35=696.5
[4/7 Formula]
    Work: Calculate the value of equation 1.52×25 .
    Question type: Mathematical calculation
    Solution:
          1.52×25
        =38
    Answer:1.52×25=38
[5/7 Formula]
    Work: Calculate the value of equation 0.15×34 .
    Question type: Mathematical calculation
    Solution:
          0.15×34
        =5.1
    Answer:0.15×34=5.1
[6/7 Formula]
    Work: Calculate the value of equation 15.2×23 .
    Question type: Mathematical calculation
    Solution:
          15.2×23
        =349.6
    Answer:15.2×23=349.6
[7/7 Formula]
    Work: Calculate the value of equation 6.86×17 .
    Question type: Mathematical calculation
    Solution:
          6.86×17
        =116.62
    Answer:6.86×17=116.62

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>>注：本次最多计算 7 道题。

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